Hair dryer



FIG. 1 is a perspective view from the top, and left side of the hair dryer embodying my new design:

FIG. 2 is a perspective view from below and right side thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof, the right side elevational view being a mirror image thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The portions in the drawings shown in dotted lines are for environmental purposes only and form no part of the claimed design. 

The ornamental design for a hair dryer, as shown and described. 